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580387252 = 22145096813
BaseRepresentation
bin100010100110000…
…000000110110100
31111110002201122011
4202212000012310
52142034343002
6133331414004
720245132054
oct4246000664
91443081564
10580387252
11278682595
12142454304
139331c813
145711d564
1535e468d7
hex229801b4

580387252 has 6 divisors (see below), whose sum is σ = 1015677698. Its totient is φ = 290193624.

The previous prime is 580387219. The next prime is 580387253. The reversal of 580387252 is 252783085.

It can be written as a sum of positive squares in only one way, i.e., 291863056 + 288524196 = 17084^2 + 16986^2 .

It is a super-2 number, since 2×5803872522 = 673698724568223008, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (580387253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72548403 + ... + 72548410.

Almost surely, 2580387252 is an apocalyptic number.

It is an amenable number.

580387252 is a deficient number, since it is larger than the sum of its proper divisors (435290446).

580387252 is a wasteful number, since it uses less digits than its factorization.

580387252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145096817 (or 145096815 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 40.

The square root of 580387252 is about 24091.2276980647. The cubic root of 580387252 is about 834.1406541427.

The spelling of 580387252 in words is "five hundred eighty million, three hundred eighty-seven thousand, two hundred fifty-two".

Divisors: 1 2 4 145096813 290193626 580387252